The PCA Lens-Finder: application to CFHTLS D. Paraficz, F. Courbin, A. Tramacere, R. Joseph, R. B. Metcalf, J.-P. Kneib, P. Dubath, D. Droz, F. Filleul, D. Ringeisen and C. Schäfer A&A, 592 (2016) A75 Published online: 28 July 2016 DOI: 10.1051/0004-6361/201527971